:root{--yellow:#ffe64f;--purple:#7417f5;--green:#123f31;--ink:#20272b;--muted:#6c777d;--line:#dfe5e7;--bg:#f4f6f7}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 Arial,sans-serif}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input,select,textarea{font:inherit}.topbar{height:34px;background:#202326;color:#fff;padding:6px max(calc((100% - 1280px)/2),20px);font-size:12px}.topbar span{float:right}.topbar a{color:#fff}header{background:var(--yellow);position:sticky;top:0;z-index:20}.header-main,header nav{max-width:1280px;margin:auto;display:flex;align-items:center}.header-main{height:76px;gap:30px}.logo{font-size:25px;white-space:nowrap}.logo i{color:#19445d}.search{display:flex;flex:1;height:43px}.search input{flex:1;border:0;padding:0 16px}.search button{border:0;background:#fff;padding:0 18px;font-weight:bold}.header-main+nav{height:42px;gap:28px;font-weight:bold;font-size:13px}.hero{min-height:470px;background:#dff1ff;display:grid;grid-template-columns:1fr 1fr;align-items:center;padding:50px max(calc((100% - 1280px)/2),20px)}.hero h1{font-size:62px;line-height:1;margin:12px 0}.hero h1 strong{color:#1372af}.hero p{font-size:18px;max-width:540px;color:#526775}.hero-art{height:330px;display:grid;place-items:center;background:radial-gradient(circle,var(--yellow) 0 30%,transparent 31%)}.hero-art b{text-align:center;font-size:18px}.hero-art strong{font-size:56px}.button{display:inline-flex;justify-content:center;align-items:center;border:0;border-radius:4px;background:var(--purple);color:#fff!important;padding:13px 18px;font-weight:bold;cursor:pointer}.button.block{display:flex;margin-top:20px}.section{max-width:1280px;margin:auto;padding:62px 20px}.section-title{display:flex;justify-content:space-between;align-items:center}.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.product-card{background:#fff;border:1px solid var(--line)}.card-image{height:250px;display:grid;place-items:center;background:#fff;overflow:hidden}.card-image img{width:100%;height:100%;object-fit:cover}.card-body{padding:18px}.card-body small{color:var(--muted)}.card-body h3{min-height:48px}.rating{color:#f39b00}.rating span{color:#899096}.card-body>strong{font-size:22px}.card-body p{font-size:13px;color:var(--muted)}.compare{display:block;color:var(--purple);border-top:1px solid var(--line);padding-top:12px;font-weight:bold}.category-band{background:#e9eef1}.category-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff}.category-grid a{min-height:130px;display:flex;flex-direction:column;align-items:center;justify-content:center;border:1px solid var(--line)}.category-grid i{font-size:25px;color:#168ee4}.category-grid small{color:var(--muted)}.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.article-grid article{background:#fff;display:grid;grid-template-columns:150px 1fr}.article-grid img{width:150px;height:100%;object-fit:cover}.article-grid div{padding:17px}.article-grid h3{margin:6px 0}.page-head{text-align:center;background:#def1ff;padding:70px 20px}.page-head h1{font:700 48px Georgia,serif;margin:8px}.product-page{max-width:1280px;margin:auto;padding:25px 20px 70px}.crumbs{color:var(--muted);margin-bottom:18px}.product-summary{display:grid;grid-template-columns:1fr 1fr;gap:45px;background:#fff;padding:40px}.product-photo{min-height:500px;display:grid;place-items:center}.product-photo img{max-height:520px}.product-summary h1{font:700 40px Georgia,serif}.lead{font-size:18px;color:#4f5d64}.product-summary li{margin:9px}.big-price{font-size:35px}.offer-panel{background:#fff;margin:24px 0;padding:30px}.offer-row{display:grid;grid-template-columns:1.2fr 1.5fr .7fr 120px;gap:20px;align-items:center;padding:16px;border-bottom:1px solid var(--line)}.offer-row span{display:grid}.offer-row small{color:var(--muted)}.long-review,.prose{max-width:800px;margin:24px auto;background:#fff;padding:45px}.long-review h2{font:700 36px Georgia,serif}.long-review p,.prose p{font-size:17px;line-height:1.85}.article-hero{width:min(1100px,90%);max-height:650px;object-fit:cover;margin:35px auto}.newsletter{text-align:center;background:#dff1ff;padding:45px 20px}.newsletter form{display:flex;max-width:520px;margin:15px auto}.newsletter input{flex:1;border:0;padding:14px}footer{background:#202629;color:#fff;padding:50px max(calc((100% - 1280px)/2),20px);display:grid;grid-template-columns:2fr 1fr;gap:30px}footer div{display:grid;gap:8px}footer small{grid-column:1/-1;color:#aeb7ba}.installer{background:#eef3f1}.install-card{max-width:650px;margin:50px auto;background:#fff;border:1px solid var(--line);border-radius:10px;padding:35px}.stack{display:grid;gap:15px}.stack label{display:grid;gap:6px;font-weight:bold}.stack input,.stack select,.stack textarea{padding:12px;border:1px solid #c9d3cf;border-radius:5px}.stack small{color:var(--muted);font-weight:normal}.alert{padding:14px;border-radius:5px;margin:15px 0}.alert.error{background:#fff0ef;color:#92271f}.alert.success{background:#e8f8ee;color:#176b37}@media(max-width:900px){.header-main{padding:0 14px}.header-main+nav{padding:0 14px;overflow:auto}.hero{grid-template-columns:1fr;min-height:auto}.hero h1{font-size:44px}.hero-art{display:none}.product-grid{grid-template-columns:repeat(2,1fr)}.category-grid{grid-template-columns:repeat(2,1fr)}.article-grid{grid-template-columns:1fr}.product-summary{grid-template-columns:1fr;padding:22px}.offer-row{grid-template-columns:1fr}.offer-row .button{width:100%}}@media(max-width:560px){.topbar span{display:none}.logo{font-size:20px}.search button{padding:0 10px}.product-grid{grid-template-columns:1fr}.install-card{margin:0;border:0;padding:22px}.long-review,.prose{padding:25px}}

/* Corrective public layout layer */
*,*::before,*::after{box-sizing:border-box}
img{max-width:100%;height:auto}
.article-page{width:min(100% - 32px,980px);margin:0 auto;padding-bottom:70px}
.article-page .page-head{width:100%;padding:70px 20px;text-align:center}
.article-hero{display:block;width:min(100%,900px);height:min(58vw,560px);margin:40px auto;object-fit:contain;background:#fff;border-radius:10px}
.article-page .prose{width:min(100%,760px);margin:0 auto;background:#fff;padding:34px;border-radius:10px;font-size:18px;line-height:1.8}
.article-page .prose h2{font-size:30px;margin:38px 0 14px}.article-page .prose h3{font-size:23px;margin:30px 0 12px}
footer{position:relative!important;display:grid!important;grid-template-columns:2fr 1fr!important;gap:40px!important;align-items:start!important;padding:48px max(24px,calc((100% - 1100px)/2))!important}
footer .footer-links{display:grid;grid-template-columns:repeat(2,minmax(140px,1fr));gap:10px 28px}
footer a{display:block;margin:0 0 9px}
footer small{grid-column:1/-1}
@media(max-width:700px){.article-hero{height:360px;margin:22px auto}.article-page .prose{padding:22px;font-size:17px}footer{grid-template-columns:1fr!important}}